Codegen: Fix operator::name on windows (#62278)
Summary:
Pull Request resolved: https://github.com/pytorch/pytorch/pull/62278
In `Operators.h` we're using `str(BaseOperatorName)`, while in
`OperatorsEverything.cpp` we're using `str(OperatorName)`. e.g.
```
STATIC_CONSTEXPR_STR_INL_EXCEPT_WIN_CUDA(name, "aten::abs")
```
vs
```
STATIC_CONST_STR_OUT_OF_LINE_FOR_WIN_CUDA(abs_out, name, "aten::abs.out")
```
Test Plan: Imported from OSS
Reviewed By: bdhirsh
Differential Revision: D29962047
Pulled By: albanD
fbshipit-source-id: 5a05b898fc734a4751c2b0187e4eeea4efb0502b
